Home / 3,996,388-5,515,146.66-2,185,552

Finding the Fourth Proportional to 3,996,388, 5,515,146.66 and 2,185,552

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Solution

The fourth proportional to 3,996,388, 5,515,146.66 and 2,185,552 is: 3,016,133.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996,388 : 5,515,146.66 = 2,185,552 : x
  2. Step 2: Convert to fraction form
    3,996,388/5,515,146.66 = 2,185,552/x
  3. Step 3: Cross multiply
    3,996,388x = 5,515,146.66 × 2,185,552
  4. Step 4: Simplify right side
    3,996,388x = 12,053,639,813,056.32
  5. Step 5: Solve for x
    x = 12,053,639,813,056.32/3,996,388
  6. Step 6: Final answer
    x = 3,016,133.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.